SUPOW(TM) Large Size No tracker Replacement Band Wireless Activity Bracelet Sport Wristband Bracelet Sport Arm Band Armband For Fitbit Flex Only Replacement Wristband (No tracker) for Fitbit Flex. Made from Durable, Waterproof Materials, These are great Replacements for the Original Wristbands, great as a Spare, or even a gift . Personalize your wristband to match your daily style with color choices. Simply Remove your Sensor, Detach your Clip, Put it in Your new Band, and Away you go, good as new. NOTE: No Tracker or other parts! For Fitbit Flex Band only! Not for Fitbit one or other Models! Replacement Rubber Bands with Clasps Only.